package com.retoc.graduationtravel.service;

import com.retoc.graduationtravel.domain.City;
import com.baomidou.mybatisplus.extension.service.IService;

import java.util.List;
import java.util.Map;

/**
 * @author retoc
 * @description 针对表【city】的数据库操作Service
 * @createDate 2022-04-17 09:44:34
 */
public interface CityService extends IService<City> {

    Map<String, List<City>> getacronym();
}
